... Automobile motorcycles Gears, pinion,sprocket, helical gears,valve, pistion,rod guide,rotors,sintered parts, shock absorber part Ningbo Kingbell Powder Metallurgy Co., Ltd ... registered a sino-foreign joint venture---Ningbo Yongtai Powder Metallurgy Co., Ltd. in Feb. 2006. Kingbell/Yongtai ... we have the certificate TS16949. Ningbo Kingbell/Yongtai Powder Metallurgy Co., Ltd. has the total assets of ...